Michal Suchanek wrote:
>> With typeof macro this can be made type-neutral avoiding potential mistakes.
>> +static inline long
>> +grub_min (long x, long y)
>> +{
>> + if (x > y)
>> + return y;
>> + else
>> + return x;
>> +}
>> +
>>
>
> I don't see how typeof would be used. As I understand the docs it can
> only set types relative to something what is already defined (and in
> some cases actually dereference/call it) and there is nothing defined
> at the point these functions are declared to copy the type from.
>
#include <stdio.h>
#define swap(a,b) {typeof (a) mytemp ## __LINE__; mytemp ## __LINE__ =
b; b = a; a = mytemp ## __LINE__; }
int
main ()
{
int x = 1, y = 2;
swap (x,y);
printf ("%d, %d\n", x, y);
}
--
Regards
Vladimir 'φ-coder/phcoder' Serbinenko
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